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| author | Ralf Sippl <ralf.sippl@gmail.com> | 2018-03-14 15:18:55 +0000 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2018-03-14 15:18:55 +0000 |
| commit | 2c3cfa734d034a0f0c78e658e98ed1113eba29a8 (patch) | |
| tree | 530bd16b848f8b2fa0f7b7934880eb4b57698b57 /core | |
| parent | 7a1aa5f659110e99950b00b6b326b41436872635 (diff) | |
| download | pdfium-2c3cfa734d034a0f0c78e658e98ed1113eba29a8.tar.xz | |
Fix blend mode in generated AP
When adding an annotation, an appearance stream (AP) is generated.
According to the PDF spec, the Subtype, Type and BM entries it contains
should be names rather than strings. Type should be set to XObject.
BUG=pdfium:1038
Change-Id: I0131eec33c257ab3a3a48c7e0dfeac5ca8dfbe2b
Reviewed-on: https://pdfium-review.googlesource.com/28550
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'core')
| -rw-r--r-- | core/fpdfdoc/cpvt_generateap.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/core/fpdfdoc/cpvt_generateap.cpp b/core/fpdfdoc/cpvt_generateap.cpp index a61a2451af..eb3e22d870 100644 --- a/core/fpdfdoc/cpvt_generateap.cpp +++ b/core/fpdfdoc/cpvt_generateap.cpp @@ -470,14 +470,14 @@ std::unique_ptr<CPDF_Dictionary> GenerateExtGStateDict( const ByteString& sBlendMode) { auto pGSDict = pdfium::MakeUnique<CPDF_Dictionary>(pAnnotDict.GetByteStringPool()); - pGSDict->SetNewFor<CPDF_String>("Type", "ExtGState", false); + pGSDict->SetNewFor<CPDF_Name>("Type", "ExtGState"); float fOpacity = pAnnotDict.KeyExist("CA") ? pAnnotDict.GetNumberFor("CA") : 1; pGSDict->SetNewFor<CPDF_Number>("CA", fOpacity); pGSDict->SetNewFor<CPDF_Number>("ca", fOpacity); pGSDict->SetNewFor<CPDF_Boolean>("AIS", false); - pGSDict->SetNewFor<CPDF_String>("BM", sBlendMode, false); + pGSDict->SetNewFor<CPDF_Name>("BM", sBlendMode); auto pExtGStateDict = pdfium::MakeUnique<CPDF_Dictionary>(pAnnotDict.GetByteStringPool()); @@ -514,7 +514,8 @@ void GenerateAndSetAPDict(CPDF_Document* pDoc, CPDF_Dictionary* pStreamDict = pNormalStream->GetDict(); pStreamDict->SetNewFor<CPDF_Number>("FormType", 1); - pStreamDict->SetNewFor<CPDF_String>("Subtype", "Form", false); + pStreamDict->SetNewFor<CPDF_Name>("Type", "XObject"); + pStreamDict->SetNewFor<CPDF_Name>("Subtype", "Form"); pStreamDict->SetMatrixFor("Matrix", CFX_Matrix()); CFX_FloatRect rect = bIsTextMarkupAnnotation |